| ⇦ | 
| ⇨ |
The average power dissipated in a pure inductor is
Options
(a) VI²/4
(b) 1/2 VI
(c) zero
(d) VI²
Correct Answer:
zero
Explanation:
In the inductor circuit, phase difference (ɸ) = 90° or π / 2
we know that, Pₐᵥ = V(rms) I(rms) cos ɸ = V(rms) I(rms) cos(π/2)
Therefore, Pₐᵥ = 0
Related Questions: - An electron revolves in a circle at the rate of 10¹⁹ rounds per second.
- A parallel plate air capacitor is charged to a potential difference of V volts.
- When a beam of light is used to determine the position of an object,
- The masses of three wires of copper are in the ratio 1:3:5 and lengths
- An electron is moving in a circular path under the influence of a transverse magnetic
Topics: Alternating Current
(96)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- An electron revolves in a circle at the rate of 10¹⁹ rounds per second.
- A parallel plate air capacitor is charged to a potential difference of V volts.
- When a beam of light is used to determine the position of an object,
- The masses of three wires of copper are in the ratio 1:3:5 and lengths
- An electron is moving in a circular path under the influence of a transverse magnetic
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
18000+ students are using NEETLab to improve their score. What about you?
Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.
Share this page with your friends
Leave a Reply